package StudyCode.summary.Basic;

/**
 * 版权所有 科技与人文(www.tah1986.com)
 */
public class LowerUpper {
	public static void main(String[] args) {
		String test1 = "test1";
		String test2 = "TEST1";

		System.out.println("小写转大写:" + test1.toUpperCase());
		System.out.println("大写转小写:" + test2.toLowerCase());
	}
}
